KR820001001B1 - 키이드 agc 회로 - Google Patents

키이드 agc 회로 Download PDF

Info

Publication number
KR820001001B1
KR820001001B1 KR7902823A KR790002823A KR820001001B1 KR 820001001 B1 KR820001001 B1 KR 820001001B1 KR 7902823 A KR7902823 A KR 7902823A KR 790002823 A KR790002823 A KR 790002823A KR 820001001 B1 KR820001001 B1 KR 820001001B1
Authority
KR
South Korea
Prior art keywords
transistor
signal
agc
video signal
capacitor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
KR7902823A
Other languages
English (en)
Korean (ko)
Inventor
루돌프 하포드 잭
Original Assignee
에드워드 제이. 노오턴
알 씨 에이 코퍼레이션
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 에드워드 제이. 노오턴, 알 씨 에이 코퍼레이션 filed Critical 에드워드 제이. 노오턴
Application granted granted Critical
Publication of KR820001001B1 publication Critical patent/KR820001001B1/ko
Expired legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/52—Automatic gain control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/52—Automatic gain control
    • H04N5/53—Keyed automatic gain control

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Receiver Circuits (AREA)
  • Synchronizing For Television (AREA)
  • Picture Signal Circuits (AREA)
KR7902823A 1978-08-18 1979-08-18 키이드 agc 회로 Expired KR820001001B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US934,823 1978-08-18
US05/934,823 US4218708A (en) 1978-08-18 1978-08-18 Keyed AGC circuit

Publications (1)

Publication Number Publication Date
KR820001001B1 true KR820001001B1 (ko) 1982-06-04

Family

ID=25466121

Family Applications (1)

Application Number Title Priority Date Filing Date
KR7902823A Expired KR820001001B1 (ko) 1978-08-18 1979-08-18 키이드 agc 회로

Country Status (7)

Country Link
US (1) US4218708A (enExample)
JP (1) JPS5528694A (enExample)
KR (1) KR820001001B1 (enExample)
CA (1) CA1129083A (enExample)
DE (1) DE2933396C2 (enExample)
FR (1) FR2433872A1 (enExample)
GB (1) GB2028612B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20150123090A (ko) * 2014-04-24 2015-11-03 권종완 휴대용 접이식 물통

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4260956A (en) * 1979-03-16 1981-04-07 Rca Corporation Temperature compensating bias circuit
US4408229A (en) * 1981-05-29 1983-10-04 Rca Corporation Noise sensitivity reduction apparatus for a TV receiver AGC system
US4507682A (en) * 1982-11-12 1985-03-26 Zenith Electronics Corporation Self-gated AGC detector
JPH0416074A (ja) * 1990-05-10 1992-01-21 Nec Corp 増幡器の動作電流検出回路
US8760538B2 (en) 2011-01-21 2014-06-24 Exelis, Inc. Adaptive gain control image processing system and method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3531590A (en) * 1966-12-05 1970-09-29 Motorola Inc Automatic gain control circuit
US3449513A (en) * 1968-02-12 1969-06-10 Motorola Inc Dual complementary gate keyed automatic gain control circuit
US3624290A (en) * 1969-12-30 1971-11-30 Zenith Radio Corp Television receiver agc system keyed in response to time coincidence of sync and flyback pulses
US3740471A (en) * 1970-09-10 1973-06-19 Motorola Inc Automatic gain control circuit
US3835248A (en) * 1973-03-05 1974-09-10 Rca Corp Keyed agc circuit
US3909522A (en) * 1973-06-04 1975-09-30 Zenith Radio Corp Coincidence gated AGC for a television receiver
US3936599A (en) * 1973-06-18 1976-02-03 General Electric Company Automatic gain control system
US3898380A (en) * 1973-10-17 1975-08-05 Motorola Inc AGC Detector circuit having noise and overload correction capability

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20150123090A (ko) * 2014-04-24 2015-11-03 권종완 휴대용 접이식 물통

Also Published As

Publication number Publication date
FR2433872B1 (enExample) 1984-12-14
JPH0125274B2 (enExample) 1989-05-17
US4218708A (en) 1980-08-19
GB2028612B (en) 1983-02-02
DE2933396C2 (de) 1982-08-12
CA1129083A (en) 1982-08-03
FR2433872A1 (fr) 1980-03-14
DE2933396A1 (de) 1980-02-21
JPS5528694A (en) 1980-02-29
GB2028612A (en) 1980-03-05

Similar Documents

Publication Publication Date Title
GB2029158A (en) Synchronization signal separator circuit
US4115812A (en) Automatic gain control circuit
US4212032A (en) Synchronization and gain control circuit
KR820001001B1 (ko) 키이드 agc 회로
US3441669A (en) Threshold control for sync separator noise protection circuit and for agc stage
CA1090917A (en) Positive feedback high gain agc amplifier
US3697883A (en) Automatic gain control circuit
EP0152985A1 (en) Gain-controlled amplifier arrangement
US3740471A (en) Automatic gain control circuit
US4216502A (en) Peak detector circuit
US4422095A (en) Video tone control circuit
US4751577A (en) Gain control circuit
CA1129084A (en) Agc keying signal circuit
KR100223379B1 (ko) 수직 편향 회로
US4051442A (en) Gain control circuits for audio amplifiers
US3568065A (en) Signal seeking scanning communication receiver with lower gain during scanning
KR830000114B1 (ko) 동기 이득 제어회로
KR790000819B1 (ko) 선택 자동 이득 조절 회로
US2950343A (en) Noise immune amplitude discriminatory system
KR800000205B1 (ko) 동기 신호증폭기용 자동 잡음 게이트
US3736378A (en) Video signal processing stage which performs plural functions
US3207844A (en) Noise cancellation for the agc or sync separator stages in a television receiver
GB1257992A (enExample)
US2801280A (en) Synchronizing signal separator and automatic gain control
US3485947A (en) Television synchronizing signal separator circuit

Legal Events

Date Code Title Description
PA0109 Patent application

St.27 status event code: A-0-1-A10-A12-nap-PA0109

PG1605 Publication of application before grant of patent

St.27 status event code: A-2-2-Q10-Q13-nap-PG1605

PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U11-oth-PR1002

Fee payment year number: 1

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 4

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 5

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 8

Fee payment year number: 7

Fee payment year number: 6

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 11

Fee payment year number: 10

Fee payment year number: 9

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

PC1903 Unpaid annual fee

St.27 status event code: A-4-4-U10-U13-oth-PC1903

Not in force date: 19930605

Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

PC1903 Unpaid annual fee

St.27 status event code: N-4-6-H10-H13-oth-PC1903

Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

Not in force date: 19930605

P22-X000 Classification modified

St.27 status event code: A-4-4-P10-P22-nap-X000